.bt {
    width: 130px;
    height: 25px;
    color: white;
    background-color: rgb(6, 134, 6);
    padding: 5px;
    position: relative;
    margin: auto;
    right: 431px;

}

hr {
    margin-top: 0px;
    width: 1000px;

    position: relative;

}

.ksdh {
    width: 1000px;
    height: 140px;
    border: 0.5px solid green;

    margin: auto;
}

ul {
    list-style-type: none;
}

li {
    padding: 8px;
    color: black;
}

/* 链接未访问时的样式 */
a:link {
    color: rgb(54, 54, 54);
}

/* 链接访问之后的样式 */
a:visited {
    color: rgb(29, 29, 29);
}

/* 当鼠标滑过时,a标签的样式 */
a:hover {
    color: rgb(5, 145, 5);
}


a {
    text-decoration: none;
}

.d1 {
    width: 1000px;
    margin: auto;
}

td {
    /* 去除表格线 */
    border: 1px solid transparent !important;

}